Home / 69,548,619.60-104,322,929.40-43,682,533.20

Finding the Fourth Proportional to 69,548,619.60, 104,322,929.40 and 43,682,533.20

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Solution

The fourth proportional to 69,548,619.60, 104,322,929.40 and 43,682,533.20 is: 65,523,799.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,548,619.60 : 104,322,929.40 = 43,682,533.20 : x
  2. Step 2: Convert to fraction form
    69,548,619.60/104,322,929.40 = 43,682,533.20/x
  3. Step 3: Cross multiply
    69,548,619.60x = 104,322,929.40 × 43,682,533.20
  4. Step 4: Simplify right side
    69,548,619.60x = 4,557,089,827,036,757
  5. Step 5: Solve for x
    x = 4,557,089,827,036,757/69,548,619.60
  6. Step 6: Final answer
    x = 65,523,799.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.